Isarog Shrew Mouse vs Ruff

Archboldomys luzonensis compared with Calidris pugnax

Key Differences

• Isarog Shrew Mouse is Vulnerable while Ruff is Least Concern.

Taxonomic Classification

Rank	Isarog Shrew Mouse	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Muridae (Mice & Rats)	Scolopacidae
Genus	Archboldomys	Calidris
Species	Archboldomys luzonensis	Calidris pugnax

Evolutionary Relationship

Isarog Shrew Mouse and Ruff share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Isarog Shrew Mouse

VU — Vulnerable

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Isarog Shrew Mouse	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Isarog Shrew Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ruff

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

Ruff

Ruff (Calidris pugnax) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.